Home / 7,346.58-11,019.87-5,165.07

Finding the Fourth Proportional to 7,346.58, 11,019.87 and 5,165.07

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Solution

The fourth proportional to 7,346.58, 11,019.87 and 5,165.07 is: 7,747.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.58 : 11,019.87 = 5,165.07 : x
  2. Step 2: Convert to fraction form
    7,346.58/11,019.87 = 5,165.07/x
  3. Step 3: Cross multiply
    7,346.58x = 11,019.87 × 5,165.07
  4. Step 4: Simplify right side
    7,346.58x = 56,918,399.94
  5. Step 5: Solve for x
    x = 56,918,399.94/7,346.58
  6. Step 6: Final answer
    x = 7,747.61

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.